feat: adopt RelativeTime primer component #112

Job	Run time
Prepare CI	1s
Lint App / biomejs	18s
Tests / Run Tests	3m 18s
Build / Build Windows (electron-builder)	2m 34s
Build / Build macOS (electron-builder)	3m 7s
Build / Build Linux (electron-builder)	3m 54s
	13m 12s

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